Web Content Display

Questions or comments? Contact Tom Murtha.

Web Content Display

I-88 (I-355 to Mitchell Road)

Graphics

I-88, Reagan Memorial Tollway from I-355 to Mitchell Road Congestion Scan - 2011, showing average speed by milepost by time of day. Click on graphic to open congestion scan.

I-88 from I-355 to Mitchell Road Congestion Scan - 2011 (click for pdf version)

Performance Data

Non-holiday Tuesdays, Wednesdays, and Thursdays:

East-bound I-88/Reagan Memorial Tollway

Measure 2010 2011
Free-Flow Travel Time
(Minutes)
13.73 14.23
Average AM Peak-Period
Travel Time (Minutes)
14.86 16.93
AM Travel Time Index 1.08 1.19
Average PM Peak-Period
Travel Time (Minutes)
14.36 14.89
PM Travel Time Index

1.05

1.05
AM Peak-Period
95th Percentile Travel Time
(Minutes)

17.82

24.26

AM Peak-Period
Planning Time Index

1.30

1.70
PM Peak-Period
95th Percentile Travel Time
(Minutes)

15.04

15.59
PM Peak-Period
Planning Time Index

1.10

1.10
Congested Hours

0.51

1.65

 

West-bound I-88/Reagan Memorial Tollway

Measure

2010

2011
Free-Flow Travel Time
(Minutes)

13.80

13.89
Average AM Peak-Period
Travel Time (Minutes)

14.54

14.73
AM Travel Time Index

1.05

1.06
Average PM Peak-Period
Travel Time (Minutes)

14.65

15.49
PM Travel Time Index

1.06

1.12
AM Peak-Period
95th Percentile Travel Time
(Minutes)

15.60

15.76

AM Peak-Period
Planning Time Index

1.13

1.13
PM Peak-Period
95th Percentile Travel Time
(Minutes)

16.76

19.10
PM Peak-Period
Planning Time Index

1.21

1.38
Congested Hours

0.52

1.09

 

Navigation

Loading more updates...